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Finding the Fourth Proportional to 39,169.59, 58,748.30 and 12,874.15

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Solution

The fourth proportional to 39,169.59, 58,748.30 and 12,874.15 is: 19,309.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,169.59 : 58,748.30 = 12,874.15 : x
  2. Step 2: Convert to fraction form
    39,169.59/58,748.30 = 12,874.15/x
  3. Step 3: Cross multiply
    39,169.59x = 58,748.30 × 12,874.15
  4. Step 4: Simplify right side
    39,169.59x = 756,334,426.45
  5. Step 5: Solve for x
    x = 756,334,426.45/39,169.59
  6. Step 6: Final answer
    x = 19,309.22

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